30487039

素因数分解:

${\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1$

素因数の和:279

約数の個数: 24

約数和(自身を含む): 35910000

約数和(自身を除く): 5422961

約数列:

[1, 11, 19, 89, 121, 149, 209, 979, 1639, 1691, 2299, 2831, 10769, 13261, 18029, 18601, 31141, 145871, 204611, 251959, 342551, 1604581, 2771549, 30487039]

約数ペア:

[(1, 30487039), (11, 2771549), (19, 1604581), (89, 342551), (121, 251959), (149, 204611), (209, 145871), (979, 31141), (1639, 18601), (1691, 18029), (2299, 13261), (2831, 10769)]